Eye drug delivery system
US8808256B2 · kind B2 · utility
2Cited by
15References
9Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 16, 2012 |
| Grant date | Aug 19, 2014 |
| Priority date | — |
| Expiry date | Oct 7, 2032 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61F9/00772
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A punctal plug or lacrimal insert comprising a microelectromechanical system pump and associated reservoir may be utilized to deliver precise dosages of an active agent into the eye though the tear film. The microelectromechanical system pump comprises four main components; namely, a reservoir, a pump, a series of valves and a vent. The microelectromechanical system pump is positioned within a cavity in the punctal plug. The microelectromechanical system pump is positioned with a cavity in the punctal plug.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.